Core Ultra 7 155U vs Core i7-1355U

Core Ultra 7 155U
Core i7-1355U
12 Cores
14 Threads
1.7GHz Clock
10 Cores
12 Threads
1.7GHz Clock
Socket
BGA 2049
Socket
BGA 1744
iGPU
Graphics 4C 1950MHz
iGPU
Iris Xe 96EU 1300MHz
GB6S 2,200
58%
GB6S 2,250
60%
GB6M 9,000
38%
GB6M 6,800
28%
CB23S 1,730
74%
CB23S 1,800
77%
CB23M 9,570
23%
CB23M 9,275
22%
Manufacturer
Intel
Manufacturer
Intel
Architecture
Meteor Lake
Architecture
Raptor Lake
Family
Core Ultra Series 1
Family
Core 13th Gen
Instruction Set (ISA)
x86-64
Instruction Set (ISA)
x86-64
Codename
Meteor Lake-U
-
Meteor Lake-P-2P
P-Core
Redwood Cove
-
-
E-Core
Crestmont
Codename
Raptor Lake-U
-
Raptor Lake-2P-8E
P-Core
Golden Cove
-
-
E-Core
Gracemont
Market Segment
Laptop
Market Segment
Laptop
Release Date
12/14/2023
Release Date
1/1/2023
Foundry
Intel
TSMC (iGPU Die)
TSMC (SoC Die)
TSMC (IO Die)
Foundry
Intel
Intel (PCH Die)
-
-
Node
Intel 4
N5 (iGPU Die)
N6 (SoC Die)
N6 (IO Die)
Node
Intel 7
14nm (PCH Die)
-
-
Die Size
38 mm²
23 mm² (iGPU Die)
100 mm² (SoC Die)
28 mm² (IO Die)
Die Size
161 mm²
54 mm² (PCH Die)
-
-
Transistor Count
5.5 Billion
-
-
-
Transistor Count
11.9 Billion
-
-
-
12 Cores
2 P-Cores
8 M-Cores
2 E-Cores
10 Cores
2 P-Cores
-
8 E-Cores
14 Threads
4 P-Threads
8 M-Cores
2 E-Threads
12 Threads
4 P-Threads
-
8 E-Threads
P-Core
1.7GHz
4.8GHz Boost
-
P-Core
1.7GHz
5GHz Boost
-
M-Core
1.2GHz
-
-
-
-
E-Core
0.7GHz
2.1GHz Boost
E-Core
1.2GHz
3.7GHz Boost
Overclocking
Locked
-
-
-
Overclocking
Locked
-
-
-
Integrated Chipset
-
Type
OPI
-
-
-
-
-
-
-
-
-
-
Transfer Rate
4GT/s
-
-
-
-
-
-
Lanes
8
-
-
Bandwidth
4GB/s
-
-
Bi-directional
8GB/s
L0 Instruction
-
-
L0 Instruction
-
-
L0 Data
-
-
L0 Data
-
-
L1 Instruction
64KB/P-Core
8-way set associative
-
-
64KB/E-Core
8-way set associative
L1 Instruction
32KB/P-Core
8-way set associative
-
-
64KB/E-Core
8-way set associative
L1 Data
48KB/P-Core
12-way set associative
-
-
32KB/E-Core
8-way set associative
L1 Data
48KB/P-Core
12-way set associative
-
-
32KB/E-Core
8-way set associative
L2
2048KB/Core
16-way set associative
-
-
-
-
-
-
-
-
4MB Shared (E-Core)
16-way set associative
L2
1280KB/Core
10-way set associative
-
-
-
-
-
-
-
-
2MB Shared (E-Core)
16-way set associative
L3
-
12MB Shared
-
12-way set associative
-
-
-
-
-
L3
-
12MB Shared
-
12-way set associative
-
-
-
-
-
-
-
-
-
-
-
-
-
Channels
2
Channels
2
Max Memory
96GB
Max Memory
96GB
ECC
Not Supported
ECC
Not Supported
Bus Width/Channel
64Bit
Bus Width
128Bit
Bus Width/Channel
64Bit
Bus Width
128Bit
Clock
3733MHz
Transfer Rate
7466MT/s
Clock
2400MHz
Transfer Rate
6400MT/s
Bandwidth/Channel
59.7GB/s
Bandwidth
119.5GB/s
Bandwidth/Channel
51.2GB/s
Bandwidth
102.4GB/s
TDP
15W
12W cTDP Down
28W cTDP Up
57W Peak
TDP
15W
-
-
55W Peak
Temp
110°C Max
-
Temp
100°C Max
-
Included Cooler
Not Included
Included Cooler
Not Included
PCIe 4.0 x20 Lanes
PCIe 4.0 x16 Lanes
PCIe 3.0 x4 Lanes
Graphics 4C 1950MHz
512 Shaders
1950MHz
Iris Xe 96EU 1300MHz
768 Shaders
1300MHz
AI Boost 3
GNA 3.0
1.4MHz
2 Cores
-
-
11.5 TOPS
INT8
-
-
-
-
-
-
No Cellular
No Cellular
Change Results